package chapter03;

public class example07 {
    static class Student{
        private  String name;
        private  int age;
        public  Student(){}
        public Student (String n){
            name =n;
        }
        public Student (String n,int a){
            name =n;
            age = a;
        }
        public  void read(){
            System.out.println("我是："+name+",年龄："+age);
        }
    }
    public static class Example07 {
        public static void main(String[] args) {
            Student stu1 = new Student("张三");
            Student stu2 = new Student("张三",18);//实例化Student对象
            stu1.read();
            stu2.read();
        }
    }
}
